Home / 2,550.53-3,519.13-1,487.66

Finding the Fourth Proportional to 2,550.53, 3,519.13 and 1,487.66

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Solution

The fourth proportional to 2,550.53, 3,519.13 and 1,487.66 is: 2,052.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,550.53 : 3,519.13 = 1,487.66 : x
  2. Step 2: Convert to fraction form
    2,550.53/3,519.13 = 1,487.66/x
  3. Step 3: Cross multiply
    2,550.53x = 3,519.13 × 1,487.66
  4. Step 4: Simplify right side
    2,550.53x = 5,235,243.90
  5. Step 5: Solve for x
    x = 5,235,243.90/2,550.53
  6. Step 6: Final answer
    x = 2,052.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.